.TH "nvme_identify_ctrl" 9 "nvme_identify_ctrl" "November 2025" "libnvme API manual" LINUX
.SH NAME
nvme_identify_ctrl \- Retrieves nvme identify controller
.SH SYNOPSIS
.B "int" nvme_identify_ctrl
.BI "(int fd "  ","
.BI "struct nvme_id_ctrl *id "  ");"
.SH ARGUMENTS
.IP "fd" 12
File descriptor of nvme device
.IP "id" 12
User space destination address to transfer the data,
.SH "DESCRIPTION"
Sends nvme identify with CNS value NVME_IDENTIFY_CNS_CTRL.

See \fIstruct nvme_id_ctrl\fP for details on the data returned.
.SH "RETURN"
The nvme command status if a response was received (see
\fIenum nvme_status_field\fP) or -1 with errno set otherwise.
